Alizarine yellow R (sodium salt) 96%, pure
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Warning
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AC40049-0250
103518-824EA
33.5
USD
103518-824
Alizarine yellow R (sodium salt) 96%, pure
Alizarine Yellow R (sodium salt)
Formula:
C₁₃H₈N₃NaO₅ Melting Pt: 253…254 °C Storage Temperature: Ambient |
MDL Number:
MFCD00067121 CAS Number: 1718-34-9 EINECS: 217-002-4 |
Specification Test Results
Appearance | Orange to brown Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤5 % (105 °C) |
UV spectrophotometry | ≥95 % |
Visual transition interval | from pH 10.2 (yellow) to pH 12.0 (red) |
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